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调整 Instagram 图片的透明度。
// ==UserScript==
// @name Instagram: Hide Image
// @name:zh-TW Instagram 隱藏圖片
// @name:zh-CN Instagram 隐藏图片
// @name:ja Instagram 画像を非表示
// @name:ko Instagram 이미지 숨기기
// @name:ru Instagram Скрыть изображение
// @version 1.0.3
// @description Make Instagram Images Opacity Lower.
// @description:zh-TW 調整 Instagram 圖片的透明度。
// @description:zh-CN 调整 Instagram 图片的透明度。
// @description:ja Instagram 画像の不透明度を低くします。
// @description:ko Instagram 이미지 불투명도를 낮추십시오.
// @description:ru Уменьшите непрозрачность изображений в Instagram.
// @author Hayao-Gai
// @namespace https://github.com/HayaoGai
// @icon https://i.imgur.com/obCmlr9.png
// @match https://www.instagram.com/*
// @grant GM_getValue
// @grant GM_setValue
// ==/UserScript==
/* jshint esversion: 6 */
(function() {
'use strict';
// icons made by https://www.flaticon.com/authors/pixel-perfect
const iconOn = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m362.667969 298.667969h-213.335938c-82.34375 0-149.332031-67.007813-149.332031-149.335938 0-82.324219 66.988281-149.332031 149.332031-149.332031h213.335938c82.34375 0 149.332031 67.007812 149.332031 149.332031 0 82.328125-66.988281 149.335938-149.332031 149.335938zm-213.335938-266.667969c-64.703125 0-117.332031 52.652344-117.332031 117.332031 0 64.683594 52.628906 117.335938 117.332031 117.335938h213.335938c64.703125 0 117.332031-52.652344 117.332031-117.335938 0-64.679687-52.628906-117.332031-117.332031-117.332031zm0 0"/><path d="m362.667969 234.667969c-47.0625 0-85.335938-38.273438-85.335938-85.335938 0-47.058593 38.273438-85.332031 85.335938-85.332031 47.058593 0 85.332031 38.273438 85.332031 85.332031 0 47.0625-38.273438 85.335938-85.332031 85.335938zm0-138.667969c-29.398438 0-53.335938 23.914062-53.335938 53.332031 0 29.421875 23.9375 53.335938 53.335938 53.335938 29.394531 0 53.332031-23.914063 53.332031-53.335938 0-29.417969-23.9375-53.332031-53.332031-53.332031zm0 0"/></svg>`;
const iconOff = `<svg width="35" height="35" viewBox="0 -107 512 512"><path d="m362.667969 0h-213.335938c-82.324219 0-149.332031 66.988281-149.332031 149.332031 0 82.347657 67.007812 149.335938 149.332031 149.335938h213.335938c82.324219 0 149.332031-66.988281 149.332031-149.335938 0-82.34375-67.007812-149.332031-149.332031-149.332031zm-213.335938 234.667969c-47.058593 0-85.332031-38.273438-85.332031-85.335938 0-47.058593 38.273438-85.332031 85.332031-85.332031 47.0625 0 85.335938 38.273438 85.335938 85.332031 0 47.0625-38.273438 85.335938-85.335938 85.335938zm0 0"/></svg>`;
const textStyle = `
.switch-set {
margin-left: 20px;
}
.hide-set {
transition: opacity 0.3s;
opacity: 0.1;
}
.show-set {
opacity: 1 !important;
}`;
let currentUrl = document.location.href;
let updating = false;
css();
init(10);
locationChange();
window.addEventListener("scroll", update);
function init(times) {
for (let i = 0; i < times; i++) {
setTimeout(addToggle, 500 * i);
setTimeout(findImage1, 500 * i);
setTimeout(findImage2, 500 * i);
setTimeout(findVideo, 500 * i);
setTimeout(showAll, 500 * i);
}
}
// toggle
function addToggle() {
// check exist
const exist = document.querySelector(".switch-set");
if (!!exist) {
exist.innerHTML = getToggle() ? iconOn : iconOff;
return;
}
// panel
const panel = document.querySelector(".ctQZg");
if (!panel) return;
// switch
const button = document.createElement("button");
button.className = "dCJp8 afkep switch-set";
button.innerHTML = getToggle() ? iconOn : iconOff;
button.addEventListener("click", onClick);
panel.appendChild(button);
}
function onClick() {
const afterClick = !getToggle();
GM_setValue("switch", afterClick);
this.innerHTML = afterClick ? iconOn : iconOff;
init(3);
}
function getToggle() {
return GM_getValue("switch", true);
}
// hide image
function findImage1() {
// check toggle
if (!getToggle()) return;
// image ( avatar )
document.querySelectorAll("img._6q-tv:not(.hide-set)").forEach(image => {
image.classList.add("hide-set");
// event
image.addEventListener("mouseenter", showImage);
image.addEventListener("mouseleave", hideImage);
});
}
function findImage2() {
// check toggle
if (!getToggle()) return;
// image ( post )
document.querySelectorAll("img.FFVAD:not(.hide-set)").forEach(image => {
image.classList.add("hide-set");
// event
const hover = image.closest(".eLAPa").lastElementChild;
hover.addEventListener("mouseenter", showImage);
hover.addEventListener("mouseleave", hideImage);
});
}
function showImage() {
const tag = this.tagName;
// avatar
if (tag === "IMG") this.classList.add("show-set");
// post
else this.parentElement.querySelector("img").classList.add("show-set");
}
function hideImage() {
const tag = this.tagName;
// avatar
if (tag === "IMG") this.classList.remove("show-set");
// post
else this.parentElement.querySelector("img").classList.remove("show-set");
}
// hide video
function findVideo() {
// check toggle
if (!getToggle()) return;
// video
document.querySelectorAll("video:not(.hide-set)").forEach(video => {
video.classList.add("hide-set");
// thumbnail
const thumbnail = video.parentElement.querySelector("img");
thumbnail.classList.add("hide-set");
// event
const hover = video.closest(".kPFhm").lastElementChild;
hover.addEventListener("mouseenter", showVideo);
hover.addEventListener("mouseleave", hideVideo);
});
}
function showVideo() {
const video = this.parentElement.querySelector("video");
video.classList.add("show-set");
}
function hideVideo() {
const video = this.parentElement.querySelector("video");
video.classList.remove("show-set");
}
// show all
function showAll() {
// check toggle
if (getToggle()) return;
// show
document.querySelectorAll(".hide-set").forEach(target => target.classList.remove("hide-set"));
}
// other
function css() {
const style = document.createElement("style");
style.type = "text/css";
style.innerHTML = textStyle;
document.head.appendChild(style);
}
function update() {
if (updating) return;
updating = true;
init(3);
setTimeout(() => { updating = false }, 1000);
}
function locationChange() {
const observer = new MutationObserver(mutations => {
mutations.forEach(() => {
if (currentUrl !== document.location.href) {
currentUrl = document.location.href;
init(10);
}
});
});
const target = document.querySelector("body");
const config = { childList: true, subtree: true };
observer.observe(target, config);
}
})();